# conceptually independent, they cause some changed semantics we
# need to control (and test for) in some of the tests to ensure
# backward-compatible behavior.
-unset TESTS_ENVIRONMENT
+unset TESTS_ENVIRONMENT AM_TESTS_ENVIRONMENT
unset DISABLE_HARD_ERRORS
+unset AM_COLOR_TESTS
unset TESTS
unset TEST_LOG_COMPILER
unset TEST_LOGS